2 * Copyright (c) 2009, Novell Inc.
4 * This program is licensed under the BSD license, read LICENSE.BSD
5 * for further information
21 #include "solver.h" /* for GET_USERINSTALLED_ flags */
25 static unsigned char *
26 decompress_gz(unsigned char *in, int inl, int *outlp, int maxoutl)
30 unsigned char *bp, *out;
32 /* first skip the gz header */
33 if (inl <= 10 || in[0] != 0x1f || in[1] != 0x8b)
35 if (in[2] != 8 || (in[3] & 0xe0) != 0)
38 bp += 6; /* skip time, xflags and OS code */
41 /* skip extra field */
42 int l = bp + 2 >= in + inl ? 0 : (bp[0] | bp[1] << 8);
45 if (in[3] & 0x08) /* orig filename */
46 while (bp < in + inl && *bp++)
48 if (in[3] & 0x10) /* file comment */
49 while (bp < in + inl && *bp++)
51 if (in[3] & 0x02) /* header crc */
58 memset(&strm, 0, sizeof(strm));
61 out = solv_malloc(4096);
63 strm.avail_out = 4096;
65 ret = inflateInit2(&strm, -MAX_WBITS);
73 if (strm.avail_out == 0)
82 out = solv_realloc(out, outl + 4096);
83 strm.next_out = out + outl;
84 strm.avail_out = 4096;
86 ret = inflate(&strm, Z_NO_FLUSH);
87 if (ret == Z_STREAM_END)
96 outl += 4096 - strm.avail_out;
102 static unsigned char *
103 decompress_xz(unsigned char *in, int inl, int *outlp, int maxoutl)
105 static lzma_stream stream_init = LZMA_STREAM_INIT;
113 out = solv_malloc(4096);
115 strm.avail_out = 4096;
117 ret = lzma_auto_decoder(&strm, 100 << 20, 0);
125 if (strm.avail_out == 0)
134 out = solv_realloc(out, outl + 4096);
135 strm.next_out = out + outl;
136 strm.avail_out = 4096;
138 ret = lzma_code(&strm, LZMA_RUN);
139 if (ret == LZMA_STREAM_END)
148 outl += 4096 - strm.avail_out;
155 parseonedep(Pool *pool, char *p)
157 char *n, *ne, *e, *ee;
161 while (*p == ' ' || *p == '\t' || *p == '\n')
163 if (!*p || *p == '(')
166 /* find end of name */
167 while (*p && *p != ' ' && *p != '\t' && *p != '\n' && *p != '(' && *p != '|')
170 while (*p == ' ' || *p == '\t' || *p == '\n')
178 while (*p == ' ' || *p == '\t' || *p == '\n')
199 while (*p == ' ' || *p == '\t' || *p == '\n')
202 while (*p && *p != ' ' && *p != '\t' && *p != '\n' && *p != ')')
205 while (*p && *p != ')')
209 while (*p == ' ' || *p == '\t' || *p == '\n')
212 if (ne - n > 4 && ne[-4] == ':' && !strncmp(ne - 4, ":any", 4))
214 /* multiarch annotation */
215 name = pool_strn2id(pool, n, ne - n - 4, 1);
216 name = pool_rel2id(pool, name, ARCH_ANY, REL_MULTIARCH, 1);
219 name = pool_strn2id(pool, n, ne - n, 1);
222 evr = pool_strn2id(pool, e, ee - e, 1);
223 name = pool_rel2id(pool, name, evr, flags, 1);
227 Id id = parseonedep(pool, p + 1);
229 name = pool_rel2id(pool, name, id, REL_OR, 1);
235 makedeps(Repo *repo, char *deps, unsigned int olddeps, Id marker)
237 Pool *pool = repo->pool;
241 while ((p = strchr(deps, ',')) != 0)
244 olddeps = makedeps(repo, deps, olddeps, marker);
248 id = parseonedep(pool, deps);
251 return repo_addid_dep(repo, olddeps, id, marker);
255 /* put data from control file into the solvable */
256 /* warning: does inplace changes */
258 control2solvable(Solvable *s, Repodata *data, char *control)
260 Repo *repo = s->repo;
261 Pool *pool = repo->pool;
262 char *p, *q, *end, *tag;
265 char checksum[32 * 2 + 1];
275 if (p[1] == ' ' || p[1] == '\t')
278 /* continuation line */
280 while (q >= control && *q == ' ' && *q == '\t')
284 memmove(p + 1 - l, control, l);
293 /* strip trailing space */
294 while (end >= control && (*end == ' ' || *end == '\t'))
298 q = strchr(tag, ':');
299 if (!q || q - tag < 4)
302 while (*q == ' ' || *q == '\t')
304 x = '@' + (tag[0] & 0x1f);
305 x = (x << 8) + '@' + (tag[1] & 0x1f);
309 if (!strcasecmp(tag, "architecture"))
310 s->arch = pool_str2id(pool, q, 1);
313 if (!strcasecmp(tag, "breaks"))
314 s->conflicts = makedeps(repo, q, s->conflicts, 0);
317 if (!strcasecmp(tag, "conflicts"))
318 s->conflicts = makedeps(repo, q, s->conflicts, 0);
321 if (!strcasecmp(tag, "depends"))
322 s->requires = makedeps(repo, q, s->requires, -SOLVABLE_PREREQMARKER);
323 else if (!strcasecmp(tag, "description"))
325 char *ld = strchr(q, '\n');
329 repodata_set_str(data, s - pool->solvables, SOLVABLE_DESCRIPTION, ld);
332 repodata_set_str(data, s - pool->solvables, SOLVABLE_DESCRIPTION, q);
333 repodata_set_str(data, s - pool->solvables, SOLVABLE_SUMMARY, q);
337 if (!strcasecmp(tag, "enhances"))
338 s->enhances = makedeps(repo, q, s->enhances, 0);
341 if (!strcasecmp(tag, "filename"))
342 repodata_set_location(data, s - pool->solvables, 0, 0, q);
345 if (!strcasecmp(tag, "homepage"))
346 repodata_set_str(data, s - pool->solvables, SOLVABLE_URL, q);
349 if (!strcasecmp(tag, "installed-size"))
350 repodata_set_num(data, s - pool->solvables, SOLVABLE_INSTALLSIZE, strtoull(q, 0, 10) << 10);
353 if (!strcasecmp(tag, "md5sum") && !checksumtype && strlen(q) == 16 * 2)
356 checksumtype = REPOKEY_TYPE_MD5;
360 if (!strcasecmp(tag, "package"))
361 s->name = pool_str2id(pool, q, 1);
364 if (!strcasecmp(tag, "pre-depends"))
365 s->requires = makedeps(repo, q, s->requires, SOLVABLE_PREREQMARKER);
366 else if (!strcasecmp(tag, "provides"))
367 s->provides = makedeps(repo, q, s->provides, 0);
370 if (!strcasecmp(tag, "replaces"))
371 s->obsoletes = makedeps(repo, q, s->obsoletes, 0);
372 else if (!strcasecmp(tag, "recommends"))
373 s->recommends = makedeps(repo, q, s->recommends, 0);
376 newtype = solv_chksum_str2type(tag);
377 if (!newtype || solv_chksum_len(newtype) * 2 != strlen(q))
379 if (!checksumtype || (newtype == REPOKEY_TYPE_SHA1 && checksumtype != REPOKEY_TYPE_SHA256) || newtype == REPOKEY_TYPE_SHA256)
382 checksumtype = newtype;
386 if (!strcasecmp(tag, "source"))
389 /* ignore version for now */
390 for (q2 = q; *q2; q2++)
391 if (*q2 == ' ' || *q2 == '\t')
396 if (s->name && !strcmp(q, pool_id2str(pool, s->name)))
397 repodata_set_void(data, s - pool->solvables, SOLVABLE_SOURCENAME);
399 repodata_set_id(data, s - pool->solvables, SOLVABLE_SOURCENAME, pool_str2id(pool, q, 1));
404 if (!strcasecmp(tag, "status"))
405 repodata_set_poolstr(data, s - pool->solvables, SOLVABLE_INSTALLSTATUS, q);
408 if (!strcasecmp(tag, "suggests"))
409 s->suggests = makedeps(repo, q, s->suggests, 0);
412 if (!strcasecmp(tag, "version"))
413 s->evr = pool_str2id(pool, q, 1);
418 repodata_set_checksum(data, s - pool->solvables, SOLVABLE_CHECKSUM, checksumtype, checksum);
424 s->provides = repo_addid_dep(repo, s->provides, pool_rel2id(pool, s->name, s->evr, REL_EQ, 1), 0);
425 if (s->name && !havesource)
426 repodata_set_void(data, s - pool->solvables, SOLVABLE_SOURCENAME);
429 /* obsoletes only count when the packages also conflict */
430 /* XXX: should not transcode here */
433 for (i = j = s->obsoletes; (d = repo->idarraydata[i]) != 0; i++)
437 for (k = s->conflicts; (cid = repo->idarraydata[k]) != 0; k++)
439 if (repo->idarraydata[k] == cid)
443 Reldep *rd = GETRELDEP(pool, cid);
444 if (rd->flags < 8 && rd->name == d)
445 break; /* specialize obsoletes */
449 repo->idarraydata[j++] = cid;
451 repo->idarraydata[j] = 0;
452 if (j == s->obsoletes)
458 repo_add_debpackages(Repo *repo, FILE *fp, int flags)
460 Pool *pool = repo->pool;
466 data = repo_add_repodata(repo, flags);
467 buf = solv_malloc(4096);
474 if (!(p = strchr(p, '\n')))
477 while (l + 1024 >= bufl)
479 buf = solv_realloc(buf, bufl + 4096);
483 ll = fread(p, 1, bufl - l - 1, fp);
487 while ((l3 = strlen(p)) < ll)
499 s = pool_id2solvable(pool, repo_add_solvable(repo));
500 control2solvable(s, data, buf);
502 repo_free_solvable(repo, s - pool->solvables, 1);
504 memmove(buf, p + 1, l - ll);
511 s = pool_id2solvable(pool, repo_add_solvable(repo));
512 control2solvable(s, data, buf);
514 repo_free_solvable(repo, s - pool->solvables, 1);
517 if (!(flags & REPO_NO_INTERNALIZE))
518 repodata_internalize(data);
523 repo_add_debdb(Repo *repo, int flags)
526 const char *path = "/var/lib/dpkg/status";
527 if (flags & REPO_USE_ROOTDIR)
528 path = pool_prepend_rootdir_tmp(repo->pool, path);
529 if ((fp = fopen(path, "r")) == 0)
530 return pool_error(repo->pool, -1, "%s: %s", path, strerror(errno));
531 repo_add_debpackages(repo, fp, flags);
536 #define CONTROL_COMP_NONE 0
537 #define CONTROL_COMP_GZIP 1
538 #define CONTROL_COMP_XZ 2
541 repo_add_deb(Repo *repo, const char *deb, int flags)
543 Pool *pool = repo->pool;
545 unsigned char buf[4096], *bp;
546 int l, l2, vlen, clen, ctarlen;
549 unsigned char pkgid[16];
556 data = repo_add_repodata(repo, flags);
557 if ((fp = fopen(flags & REPO_USE_ROOTDIR ? pool_prepend_rootdir_tmp(pool, deb) : deb, "r")) == 0)
559 pool_error(pool, -1, "%s: %s", deb, strerror(errno));
562 if (fstat(fileno(fp), &stb))
564 pool_error(pool, -1, "fstat: %s", strerror(errno));
568 l = fread(buf, 1, sizeof(buf), fp);
569 if (l < 8 + 60 || (strncmp((char *)buf, "!<arch>\ndebian-binary ", 8 + 16) != 0 && strncmp((char *)buf, "!<arch>\ndebian-binary/ ", 8 + 16) != 0))
571 pool_error(pool, -1, "%s: not a deb package", deb);
575 vlen = atoi((char *)buf + 8 + 48);
576 if (vlen < 0 || vlen > l)
578 pool_error(pool, -1, "%s: not a deb package", deb);
583 if (l < 8 + 60 + vlen + 60)
585 pool_error(pool, -1, "%s: unhandled deb package", deb);
590 if (!strncmp((char *)buf + 8 + 60 + vlen, "control.tar.gz ", 16) || !strncmp((char *)buf + 8 + 60 + vlen, "control.tar.gz/ ", 16))
591 control_comp = CONTROL_COMP_GZIP;
592 else if (!strncmp((char *)buf + 8 + 60 + vlen, "control.tar.xz ", 16) || !strncmp((char *)buf + 8 + 60 + vlen, "control.tar.xz/ ", 16))
593 control_comp = CONTROL_COMP_XZ;
594 else if (!strncmp((char *)buf + 8 + 60 + vlen, "control.tar ", 16) || !strncmp((char *)buf + 8 + 60 + vlen, "control.tar/ ", 16))
595 control_comp = CONTROL_COMP_NONE;
598 pool_error(pool, -1, "%s: control.tar is not second entry", deb);
602 clen = atoi((char *)buf + 8 + 60 + vlen + 48);
603 if (clen <= 0 || clen >= 0x100000)
605 pool_error(pool, -1, "%s: control.tar has illegal size", deb);
609 ctgz = solv_calloc(1, clen + 4);
610 bp = buf + 8 + 60 + vlen + 60;
611 l -= 8 + 60 + vlen + 60;
618 if (fread(ctgz + l, clen - l, 1, fp) != 1)
620 pool_error(pool, -1, "%s: unexpected EOF", deb);
628 if (flags & DEBS_ADD_WITH_PKGID)
630 Chksum *chk = solv_chksum_create(REPOKEY_TYPE_MD5);
631 solv_chksum_add(chk, ctgz, clen);
632 solv_chksum_free(chk, pkgid);
636 if (control_comp == CONTROL_COMP_GZIP)
637 ctar = decompress_gz(ctgz, clen, &ctarlen, 0x1000000);
638 else if (control_comp == CONTROL_COMP_XZ)
639 ctar = decompress_xz(ctgz, clen, &ctarlen, 0x1000000);
643 ctar = solv_memdup(ctgz, clen);
648 pool_error(pool, -1, "%s: control.tar is corrupt", deb);
658 for (j = 124; j < 124 + 12; j++)
659 if (bp[j] >= '0' && bp[j] <= '7')
660 l2 = l2 * 8 + (bp[j] - '0');
661 if (l2 < 0 || l2 > l)
667 if (!strcmp((char *)bp, "./control") || !strcmp((char *)bp, "control"))
669 l2 = 512 + ((l2 + 511) & ~511);
673 if (l <= 512 || l - 512 - l2 <= 0 || l2 <= 0)
675 pool_error(pool, -1, "%s: control.tar contains no control file", deb);
679 memmove(ctar, bp + 512, l2);
680 ctar = solv_realloc(ctar, l2 + 1);
682 s = pool_id2solvable(pool, repo_add_solvable(repo));
683 control2solvable(s, data, (char *)ctar);
684 if (!(flags & REPO_NO_LOCATION))
685 repodata_set_location(data, s - pool->solvables, 0, 0, deb);
686 if (S_ISREG(stb.st_mode))
687 repodata_set_num(data, s - pool->solvables, SOLVABLE_DOWNLOADSIZE, (unsigned long long)stb.st_size);
689 repodata_set_bin_checksum(data, s - pool->solvables, SOLVABLE_PKGID, REPOKEY_TYPE_MD5, pkgid);
691 if (!(flags & REPO_NO_INTERNALIZE))
692 repodata_internalize(data);
693 return s - pool->solvables;
697 pool_deb_get_autoinstalled(Pool *pool, FILE *fp, Queue *q, int flags)
699 Id name = 0, arch = 0;
700 int autoinstalled = -1;
702 int x, l, bufl, eof = 0;
706 buf = solv_malloc(4096);
711 while (bufl - l < 1024)
714 if (bufl > 1024 * 64)
716 buf = solv_realloc(buf, bufl);
718 if (!fgets(buf + l, bufl - l, fp))
725 if (l && buf[l - 1] == '\n')
730 if (name && autoinstalled > 0)
732 if ((flags & GET_USERINSTALLED_NAMEARCH) != 0)
733 queue_push2(q, name, arch);
734 else if ((flags & GET_USERINSTALLED_NAMES) != 0)
738 FOR_PROVIDES(p, pp, name)
740 Solvable *s = pool->solvables + p;
743 if (arch && s->arch != arch)
753 /* strip trailing space */
754 while (l && (buf[l - 1] == ' ' || buf[l - 1] == '\t'))
758 bp = strchr(buf, ':');
759 if (!bp || bp - buf < 4)
762 while (*bp == ' ' || *bp == '\t')
764 x = '@' + (buf[0] & 0x1f);
765 x = (x << 8) + '@' + (buf[1] & 0x1f);
769 if (!strcasecmp(buf, "package"))
770 name = pool_str2id(pool, bp, 1);
773 if (!strcasecmp(buf, "architecture"))
774 arch = pool_str2id(pool, bp, 1);
777 if (!strcasecmp(buf, "auto-installed"))
778 autoinstalled = atoi(bp);